CVE-2025-55334
Windows Kernel Security Feature Bypass Vulnerability
Cleartext storage of sensitive information in Windows Kernel allows an unauthorized attacker to bypass a security feature locally.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Windows Kernel Security Feature Bypass Vulnerability
Cleartext storage of sensitive information in Windows Kernel allows an unauthorized attacker to bypass a security feature locally.
- Record
CVE-2025-55334- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C - Weakness
- CWE-312
- Updated
- 2026-11-02
EUVDEUVD-2025-34340
Cleartext storage of sensitive information in Windows Kernel allows an unauthorized attacker to bypass a security feature locally.
- Record
EUVD-2025-34340- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-45v6-9x5v-7h9m
Cleartext storage of sensitive information in Windows Kernel allows an unauthorized attacker to...
Cleartext storage of sensitive information in Windows Kernel allows an unauthorized attacker to bypass a security feature locally.
- Record
GHSA-45v6-9x5v-7h9m- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-312
- Updated
- 2026-11-02
NVD
Cleartext storage of sensitive information in Windows Kernel allows an unauthorized attacker to bypass a security feature locally.
- Record
CVE-2025-55334- CVSS 3.1
- 6.2 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-312
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-55334 is a medium vulnerability (CVSS 6.2) in Microsoft Windows 11 Version 22h2, published October 14, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.36%, the 29th percentile. No source names a fixed version.